Table 1 Matched cases (esophageal adenocarcinoma) and controls by phase of care, 2003–2011
Variable | Initial Phase | Continuing Care Phase | Terminal Phase | |||
|---|---|---|---|---|---|---|
| Â | Cases | Controls | Cases | Controls | Cases | Controls |
| Â | N (%) | N (%) | N (%) | N (%) | N (%) | N (%) |
N | 1265 | 1265 | 632 | 632 | 3011 | 3011 |
Mean ± SD time spent (days) | 259 ± 130 | 360 ± 34 | 726 ± 691 | 1521 ± 892 | 242 ± 130 | 360 ± 36 |
Age group at index date (years) | ||||||
  < 50 | 106 (8.4) | 106 (8.4) | 53 (8.4) | 53 (8.4) | 242 (8.0) | 242 (8.0) |
 50–54 | 138 (10.9) | 138 (10.9) | 76 (12.0) | 76 (12.0) | 277 (9.2) | 277 (9.2) |
 55–59 | 165 (13.0) | 165 (13.0) | 84 (13.3) | 84 (13.3) | 331 (11.0) | 331 (11.0) |
 60–64 | 227 (17.9) | 227 (17.9) | 116 (18.4) | 116 (18.4) | 459 (15.2) | 459 (15.2) |
 65–69 | 203 (16.1) | 203 (16.1) | 113 (17.9) | 113 (17.9) | 423 (14.1) | 423 (14.1) |
 70–74 | 161 (12.7) | 161 (12.7) | 86 (13.6) | 86 (13.6) | 413 (13.7) | 413 (13.7) |
 75–79 | 138 (10.9) | 138 (10.9) | 66 (10.4) | 66 (10.4) | 383 (12.7) | 383 (12.7) |
 80–84 | 79 (6.3) | 79 (6.3) | 24 (3.8) | 24 (3.8) | 279 (9.3) | 279 (9.3) |
  ≥ 85 | 48 (3.8) | 48 (3.8) | 14 (2.2) | 14 (2.2) | 204 (6.8) | 204 (6.8) |
Gender | ||||||
 Female | 198 (15.7) | 198 (15.7) | 86 (13.6) | 86 (13.6) | 499 (16.6) | 499 (16.6) |
 Male | 1067 (84.4) | 1067 (84.4) | 546 (86.4) | 546 (86.4) | 2512 (83.4) | 2512 (83.4) |
Residence | ||||||
 Urban | 1033 (81.7) | 1045 (82.6) | 518 (82.0) | 529 (83.7) | 2464 (81.8) | 2498 (83.0) |
 Rural | 232 (18.3) | 220 (17.4) | 114 (18.0) | 103 (16.3) | 547 (18.2) | 513 (17.0) |
Income quintile | ||||||
 Q1 (lowest) | 239 (18.9) | 250 (19.8) | 109 (17.3) | 118 (18.7) | 598 (19.9) | 636 (21.1) |
 Q2 | 247 (19.5) | 251 (19.8) | 111 (17.6) | 121 (19.2) | 629 (20.9) | 616 (20.5) |
 Q3 | 242 (19.1) | 228 (18.0) | 121 (19.2) | 108 (17.1) | 587 (19.5) | 566 (18.8) |
 Q4 | 274 (21.7) | 278 (22.0) | 140 (22.2) | 139 (22.0) | 623 (20.7) | 646 (21.5) |
 Q5 (highest) | 263 (20.8) | 258 (20.4) | 151 (23.9) | 146 (23.1) | 574 (19.1) | 547 (18.2) |
Ontario health region | ||||||
 Erie St. Clair | 65 (5.1) | 65 (5.1) | 35 (5.5) | 37 (5.9) | 153 (5.1) | 149 (5.0) |
 South West | 88 (7.0) | 89 (7.0) | 40 (6.3) | 42 (6.7) | 273 (9.1) | 275 (9.1) |
 Waterloo Wellington | 72 (5.7) | 73 (5.8) | 31 (4.9) | 33 (5.2) | 174 (5.8) | 169 (5.6) |
 Hamilton Niagara Haldimand Brant | 174 (13.8) | 178 (14.1) | 80 (12.7) | 84 (13.3) | 445 (14.8) | 450 (15.0) |
 Central West | 51 (4.0) | 47 (3.7) | 31 (4.9) | 30 (4.8) | 101 (3.4) | 89 (3.0) |
 Mississauga | 56 (4.4) | 57 (4.5) | 26 (4.1) | 26 (4.1) | 140 (4.7) | 145 (4.8) |
 Toronto Central | 78 (6.2) | 82 (6.5) | 38 (6.0) | 40 (6.3) | 199 (6.6) | 207 (6.9) |
 Central | 103 (8.1) | 103 (8.1) | 59 (9.3) | 59 (9.3) | 214 (7.1) | 215 (7.1) |
 Central East | 138 (10.9) | 134 (10.6) | 72 (11.4) | 67 (10.6) | 342 (11.4) | 339 (11.3) |
 South East | 94 (7.4) | 89 (7.0) | 48 (7.6) | 44 (7.0) | 210 (7.0) | 203 (6.7) |
 Champlain | 168 (13.3) | 170 (13.4) | 83 (13.1) | 79 (12.5) | 338 (11.2) | 351 (11.7) |
 North Simcoe Muskoka | 64 (5.1) | 70 (5.5) | 34 (5.4) | 40 (6.3) | 146 (4.9) | 155 (5.2) |
 North East | 79 (6.3) | 78 (6.2) | 38 (6.0) | 35 (5.5) | 193 (6.4) | 194 (6.4) |
 North West | 35 (2.8) | 30 (2.4) | 17 (2.7) | 16 (2.5) | 83 (2.8) | 70 (2.3) |
ADGs | ||||||
 0 | 4 (0.3) | 4 (0.3) | 3 (0.5) | 3 (0.5) | 15 (0.5) | 15 (0.5) |
 1–3 | 49 (3.9) | 49 (3.9) | 21 (3.3) | 21 (3.3) | 117 (3.9) | 117 (3.9) |
 4–7 | 235 (18.6) | 235 (18.6) | 118 (18.7) | 118 (18.7) | 549 (18.2) | 549 (18.2) |
 8–10 | 341 (27.0) | 341 (27.0) | 155 (24.5) | 154 (24.5) | 803 (26.7) | 803 (26.7) |
 11+ | 636 (50.3) | 636 (50.3) | 335 (53.0) | 335 (53.0) | 1527 (50.7) | 1527 (50.7) |
Year of EAC diagnosis | ||||||
 2003 | 118 (9.3) | 118 (9.3) | 59 (9.3) | 57 (9.3) | 284 (9.4) | 284 (9.4) |
 2004 | 126 (10.0) | 126 (10.0) | 74 (11.7) | 74 (11.7) | 288 (9.6) | 288 (9.6) |
 2005 | 97 (7.7) | 97 (7.7) | 63 (10.0) | 63 (10.0) | 279 (9.3) | 279 (9.3) |
 2006 | 139 (11.0) | 139 (11.0) | 71 (11.2) | 71 (11.2) | 320 (10.6) | 320 (10.6) |
 2007 | 122 (9.6) | 122 (9.6) | 64 (10.1) | 64 (10.1) | 297 (9.9) | 297 (9.9) |
 2008 | 139 (11.0) | 139 (11.0) | 81 (12.8) | 81 (12.8) | 349 (11.6) | 349 (11.6) |
 2009 | 165 (13.0) | 165 (13.0) | 90 (14.2) | 90 (14.2) | 386 (12.8) | 386 (12.8) |
 2010 | 181 (14.3) | 181 (14.3) | 85 (13.5) | 85 (13.5) | 397 (13.2) | 397 (13.2) |
 2011 | 178 (14.1) | 178 (14.1) | 45 (7.1) | 45 (7.1) | 411 (13.7) | 411 (13.7) |